Top Scientific Frequency Meter

KETOTEK Digital AC Voltmeter Panel Mounting Meter AC80-300V Frequency Counter 45.0-65.0 HZ LED Display Voltage Volt Frequency Meter Tester Gauge

  • 【2 in 1 Multimeter】Voltage and frequency can be displayed with different color on the LED screen, red for voltage, green for frequency. It is clear and convenient to read..
  • 【Wide measuring range】Voltage: AC 80~300V, Hertz: 45-65Hz, Accuracy: 1% ± 2 digits, with high working efficiency of 2 times/s measuring speed..
  • 【No extra individual power supply】It can directly connect two wires to the tested voltage to measure voltage and frequency without power supply..
  • 【Ultra small size】2.68×1.65×1.5inch / 68x42x38mm. This Voltage Frequency Meter can be installed on anywhere flexibly..
  • 【More information】Operating temperature: 10°F~122°F/-10℃ ~ 50℃. Note: The AC current meter only suits for pure AC 50-60HZ power supply and can NOT be used for square wave, inverter output and sine wave circuit measurement of modified sine wave, otherwise the meter will be damaged..
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AnyTone AT-6666 10 Meter Radio for Truck with SSB PEP /FM/AM/PA Mode,High Power Output 15W AM,45W FM,60W SSB PEP

  • Vey good high power 10 meter radio. Frequency Range:28.000-29.700MHz(Programmable),Frequency Band:A/B/C/D/E/F/G/H/I,Channel:40channels(programmable)....
  • Great high power 10 meter radio. Dimensions(in mm) 245(W)*158(D)*48(H),Weight:1.5kg.ECHO Function,SQ, ASQ Function,RF GAIN Adjustment,RF PWR....
  • Big LCD displays frequency and all kinds of information,FM、AM、USB、LSB、PA mode,Frequency Tuning Step can be 100Hz 1KHz 10KHz 100KHz 1MHz,....
  • ☛WARRANTY 1 year warranty. Money back if you are not satisfied with it in 1 month. Please feel free to contact with us if you have any query. We....
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EMF Meter, Rechargeable Digital Electromagnetic Field Radiation Detector Hand-held Digital LCD EMF Detector, Great Tester for Home EMF Inspections, Office, Outdoor and Ghost Hunting

  • Why Do I Need An EMF Detector?- There is a good reason I’m always suggesting people purchase an EMF meter once they understand how dangerous long-term exposure to EMF radiation is..
  • No Guess Working Enjoy Your Life- Have a carry-on EMF Reader, then take no guess working with your home devices..
  • Does an EMF Meter Detect WiFi?- RDINSCOS EMF Meter that has the capability of reading radio frequency radiation is capable of detecting WiFi, since WiFi is a type of radio frequency transmission..
  • Auto sound-light alarm- When the test readings exceed the safe value,the EMF radiation meter will alarm automatically, the screen light will flash, and show “Harmful” on display..
  • The EMF METER itself is not electrical radiation- Direct current is not electric radiation, so no worry about the EMF meter itself..
  • Warranty – All RDINSCOS EMF meter are backed by a full 3-year warranty..
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OCESTORE Crystal Oscillator Tester Frequency Counter Tester Meter 1Hz-50MHz Cymometer Measurement Tester Module LED DIY Kit

  • 【OPTIMAL PERFORMANCE】OCESTORE premium upgrade Frequency Counter Tester Meter based on PICmicrocontroller that can measure frequency of 1 Hz to 50 MHz,designed to measure the oscillation frequency of the most crystal oscillators..
  • 【HIGH QUALITY】OCESTORE premium Frequency Counter Tester Meter is made of high quality material which can use for a long time.Programmable addition and subtraction frequency settings, used to measure radio transceivers and other equipment..
  • 【SUPER IMPORTATNT】with crystal oscillator measurement function and programmable addition and subtraction frequency settings, five-digit digital tube display, convenient and intuitive, all use in-line components, simple circuit, easy to make..
  • 【OPTIMAL RELIABILITY】Power supply : USB 5V or DC 5-12V.
  • Crystal Test Range: about 4MHz-48MHz.Automatic range conversion, no need for manual switching.
  • All in-line components, easy to install and debug..
  • 【PACKAGE & SERVICE】Package Include: 1 Pcs x Crystal Oscillator Frequency Counter .Any question Pls fell free to contact us, we will reply you within 24H.And we offer a 12 month warranty..
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FC-3000P Ham Radio CB Frequency Counter 27Mhz-3000Mhz - High Sensitivity with CTCCSS DCS Decoder for The VHF & UHF - CB Continuous Carrier Signal, Walkie-Talkies, DMR Radio Transceivers

  • ✔️ IDENTIFYING FREQUENCY - The frequency meter measures frequency parameters of the continuous carrier signal walkie-talkies , with signal strength indicator..
  • ✔️ PORTABLE FREQUENCY COUNTER - Counting continuous wave signal comes from Two-way Radio. VHF & UHF frequency measurement, useful for the CB amateur Ham Radio..
  • ✔️ FREQUENCY COUNTER METER RANGE - CB, HAm Radio, DMR frequency range 100Mhz-3000Mhz. Build-in DCS CTCSS Decoder Low PPM crystal time base used to achieve high accuracy measurement.
  • ✔️ EASY TO OPERATE - User friendly controlled with four buttons. The DMR radio frequency counter is compact and handy when needed..
  • ✔️ 100% MONEY BACK GUARANTEE 2 YEARS WARRANTY ensures this will quickly become your favorite no-risk purchase..
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Crystal Oscillator Frequency Counter Tester Meter, DIY 1Hz-50MHz Frequency Indicator Crystal Oscillator Tester Module Kit with 5 Digits Digital Tube Display Red

  • This is a frequency meter based on PIC microcontroller, with crystal vibration measurement function and programmable frequency settings..
  • With five-digit digital tube display, the measurement data display is intuitive and convenient..
  • All of them use direct-plug components. The circuit is simple, easy to make, easy to install and debug..
  • The measuring frequency range of this DIY frequency meter is 1Hz-50MHz, which can measure the oscillation frequency of most commonly used crystal oscillators..
  • Five-bit resolution (e.g. 0.0050kHz, 4.5765MHz, 11.059MHz) supports automatic range conversion..
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EMR Shielding Solutions ESI 24 EMF Meter Detector and Reader ESI 24

  • ✔ ALL IN ONE EMF METER AND DETECTOR - Reliable meter for measuring HF RF 5G up to 10GHz and LF Radiation from sources such as Cell Phones, Cell....
  • ✔ IMPRESSIVE DESIGN AND QUALITY - Sound demodulation, a system that broadcasts sound proportional to the measured frequency. Large led display.....
  • ✔ FREE TECHNICAL SUPPORT PROVIDED FOR EVERY PURCHASE.
  • Phone and Email support via Amazon Messages and User manual guide available for download in....
  • ✔ 100% MONEY BACK GUARANTEE 2 YEARS WARRANTY ensures this will quickly become your favorite no-risk purchase. Many people are getting 2 or 3 as a....
  • ✔ OUTLINED FEATURES - High frequency: From 50Hz to 10 GHz. and Low frequency: Electric, Magnetic: From 16Hz to 3kHz..
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Decibel Meter RISEPRO® Digital Sound Level Meter 30 – 130 dB Audio Noise Measure Device Backlight MAX/MIN Data Hold Auto Power Off Dual Ranges HT-80A

  • USEFUL TOOL IN YOUR WORK & LIFE – This sound level meter is a great tool for checking, monitoring or controlling the sound level of any environments. It is widely applicable for personal, families, business, studies, industrial and etc..
  • WIDE RANGES & ACCURATE MEASUREMENT – It measures range from 30 – 130 dB with frequency range from 31.5 to 4Khz. Highly accurate with +/-1.5dB..
  • TIME WEIGHTING & FREQUENCY WEIGHTING – FAST(125mS) for time weighting. TYPE A for frequency weighting..
  • HOLD , MAX & MIN, AUTO POWER OFF, BACKLIT – Including all useful features such as data hold, max recorded reading and min recorded reading as well as auto power off. Backlit feature allows use of this meter in the dark..
  • GIFT BOX PACKAGE - Black carrying pouch and premium color gift box are come with the meter..
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AnyTone AT-5555N 10 Meter Radio for Truck with SSB/FM/AM/PA Mode,High Power Output 12W AM,30W FM,SSB 30W PEP

  • ☛ The default frequency 28.000-29.700Mhz 10 meter Radio with big LCD panel, users can see more clear diaplay.Big rubber key easy for operation.Max....
  • Vey good high power 10 meter radio. Big LCD displays frequency and all kinds of information FM、AM、USB、LSB、PA mode Frequency Tuning Step....
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Decibel Meter, CURCONSA SPL Meter, Portable Sound Level Meter, 30dB to 130dB, LCD Display, can be Used in Homes, Factories and Streets（Blue）

  • ...ter is 30dB to 130dB with fast response speed and stable and reliable performance. Sound level meter is a high-precision noise meter with an accuracy of ± 2.0 dB. Real-time monitoring can give you accurate data on the sound level in the area.
  • ❤【A / C Double-weighting Measurement】 The A-weighting simulates the frequency characteristics of low-intensity human ear noise, which is suitable for the detection of ambient noise. The C-weighting simulates the frequency properties of high-intensity noises of the human ear, which are suitable for the sound pressure analysis of machine motors and machines. More professional measurement methods provide users with a more perfect user experience.
  • ❤【Fast and Slow Response Rate Conversion】 The spl meter has the function of converting the fast and slow response rate. The fast response rate uses a time constant of 125 milliseconds for general environmental measurement. The slow response rate uses a 1 second time constant, which is used for environmental measurements with relatively large changes in noise levels.
  • ❤【Maintain the Maximum Value】Long press the MAX key to lock the maximum value measured during the measurement. Note that db meter does not have data logging and saving capabilities. If there is ....
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THE BEST OF THE GENIES FEATURING ROY HAMMOND LP (12'/33 rpm)

  • KEYLESS GARAGE ACCESS: Enter your garage without needing to carry a key with the Genie wireless keyless entry pad. .Temporary Pin: Can be provided to repairpersons, meter readers, house sitters, etc., while you’re away, without compromising your family’s private entry code.
  • SAFE AND SECURE: Intellicode technology prevents access to your garage by unauthorized persons..
  • COMPATIBLE WITH ALL GENIE INTELLICODE OPENERS: Works with Genie single or dual frequency openers manufactured since 1995..
  • AUTO SEEK DUAL FREQUENCY: Ensures the opener will respond regardless of possible nearby frequency interference..
  • EASY INSTALLATION AND USE: Mounts with screws (included) and features a back-lit keypad and flip cover..
  • Temporary Pin: Can be provided to repairpersons, meter readers, house sitters, etc., while you’re away, without compromising your family’s private entry code.
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HYS HF Transceiver 3-30Mhz HF Power Amp for 3-30Mhz Handheld Radio with a Mini Fan

  • Amp best effect Frequency range:20-30mhz.( Works on 15 meter, 12 meter and 10 meter).
  • Amp bellow 20Mhz the output power will be lower and vswr will be higher than 20-30Mhz.Connection of antenna is very important for low frequency....
  • MINI FUN FUNICATION: "High Rotaion Spead" Fan is designed for a better heat dissipation funication..
  • Operate voltage 13.8Vcc.Input current/POWER:14-20 A. Input power(FM/AM/CW):3-5 W Input power (SSB):2-10 W.Compact high power all mode amplifier with....
  • The amp different model ,such as FM,AM,SSB,CW.Please learn about how to operate when you want to purcahse.Or ask for us and give professional advice..
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